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R-1870 — Glass Fiber Blanket

Material Id
Glass Fiber Blanket
Record Id
1870
Date
7/11/1974
Delta T (F)
24.48
Delta X (in)
1.0004
Density (lb/ft3)
0.712
Description
Specimens (5-32,5-36)
K W Mk (W/mK)
0.3102
Manufacturer
Johns Manville
Material
Glass Fiber Blanket
Mean Temp (F)
75.18
R Value per Inch (ft2hF/BTU/in)
0.464951
Rsi per Inch (m2K/W/in)
0.081883
Standard
Nist Srd 81 API
Test Method
ASTM C 177
Uncertainty
1

Source: NIST SRD 81 API

glass_fiber_blanket — record id 1870 · rsi per inch 0.0818827 m2K/W/in · r value per inch 0.464951 ft2hF/BTU/in · date 7/11/1974 · k w mk 0.3102 W/mK | Insulation R Values | Engineering Database